diff --git a/postgres/init.sql b/postgres/init.sql
index 9a55aa3..044b3c2 100644
--- a/postgres/init.sql
+++ b/postgres/init.sql
@@ -2,9 +2,17 @@ CREATE TABLE user_account (
     id uuid UNIQUE NOT NULL DEFAULT uuidv7(),
     full_name text NOT NULL,
     password_hash text NOT NULL,
-    email text UNIQUE NOT NULL,
+    email text UNIQUE NOT NULL CHECK (email LIKE '%@%'),
     created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
     is_active boolean NOT NULL DEFAULT TRUE,
-    PRIMARY KEY (id),
-    CONSTRAINT valid_email_format CHECK (email LIKE '%@%')
+    PRIMARY KEY (id)
+);
+
+CREATE TABLE startup (
+    id uuid UNIQUE NOT NULL DEFAULT uuidv7(),
+    cnpj text UNIQUE NOT NULL CHECK (length(cnpj) = 14),
+    description text,
+    city text NOT NULL,
+    state text NOT NULL,
+    PRIMARY KEY (id)
 );